
public class Account {
    private double   balance;
    public Account(double   bal) { balance = bal;
    }
    public double getBalance() { return balance;
    }
    public boolean deposit(double amount) { balance = balance + amount;
        return true; }

    public boolean withdraw(double amount) { boolean result = true;
        if ( balance < amount ) {
            result = false; } else {
            balance = balance - amount; }
        return result; }
}